import {TangentSpaceNormalMap} from '../constants.js';
import {Material} from './Material.js';
import {Vector2} from '../math/Vector2.js';
import {Color} from '../math/Color.js';

/**
 * parameters = {
 *  color: <hex>,
 *  roughness: <float>,
 *  metalness: <float>,
 *  opacity: <float>,
 *
 *  map: new THREE.Texture( <Image> ),
 *
 *  lightMap: new THREE.Texture( <Image> ),
 *  lightMapIntensity: <float>
 *
 *  aoMap: new THREE.Texture( <Image> ),
 *  aoMapIntensity: <float>
 *
 *  emissive: <hex>,
 *  emissiveIntensity: <float>
 *  emissiveMap: new THREE.Texture( <Image> ),
 *
 *  bumpMap: new THREE.Texture( <Image> ),
 *  bumpScale: <float>,
 *
 *  normalMap: new THREE.Texture( <Image> ),
 *  normalMapType: THREE.TangentSpaceNormalMap,
 *  normalScale: <Vector2>,
 *
 *  displacementMap: new THREE.Texture( <Image> ),
 *  displacementScale: <float>,
 *  displacementBias: <float>,
 *
 *  roughnessMap: new THREE.Texture( <Image> ),
 *
 *  metalnessMap: new THREE.Texture( <Image> ),
 *
 *  alphaMap: new THREE.Texture( <Image> ),
 *
 *  envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ),
 *  envMapIntensity: <float>
 *
 *  refractionRatio: <float>,
 *
 *  wireframe: <boolean>,
 *  wireframeLinewidth: <float>,
 *
 *  skinning: <bool>,
 *  morphTargets: <bool>,
 *  morphNormals: <bool>
 * }
 */

function MeshStandardMaterial(parameters) {

  Material.call(this);

  this.defines = {'STANDARD': ''};

  this.type = 'MeshStandardMaterial';

  this.color = new Color(0xffffff); // diffuse
  this.roughness = 1.0;
  this.metalness = 0.0;

  this.map = null;

  this.lightMap = null;
  this.lightMapIntensity = 1.0;

  this.aoMap = null;
  this.aoMapIntensity = 1.0;

  this.emissive = new Color(0x000000);
  this.emissiveIntensity = 1.0;
  this.emissiveMap = null;

  this.bumpMap = null;
  this.bumpScale = 1;

  this.normalMap = null;
  this.normalMapType = TangentSpaceNormalMap;
  this.normalScale = new Vector2(1, 1);

  this.displacementMap = null;
  this.displacementScale = 1;
  this.displacementBias = 0;

  this.roughnessMap = null;

  this.metalnessMap = null;

  this.alphaMap = null;

  this.envMap = null;
  this.envMapIntensity = 1.0;

  this.refractionRatio = 0.98;

  this.wireframe = false;
  this.wireframeLinewidth = 1;
  this.wireframeLinecap = 'round';
  this.wireframeLinejoin = 'round';

  this.skinning = false;
  this.morphTargets = false;
  this.morphNormals = false;

  this.vertexTangents = false;

  this.setValues(parameters);

}

MeshStandardMaterial.prototype = Object.create(Material.prototype);
MeshStandardMaterial.prototype.constructor = MeshStandardMaterial;

MeshStandardMaterial.prototype.isMeshStandardMaterial = true;

MeshStandardMaterial.prototype.copy = function (source) {

  Material.prototype.copy.call(this, source);

  this.defines = {'STANDARD': ''};

  this.color.copy(source.color);
  this.roughness = source.roughness;
  this.metalness = source.metalness;

  this.map = source.map;

  this.lightMap = source.lightMap;
  this.lightMapIntensity = source.lightMapIntensity;

  this.aoMap = source.aoMap;
  this.aoMapIntensity = source.aoMapIntensity;

  this.emissive.copy(source.emissive);
  this.emissiveMap = source.emissiveMap;
  this.emissiveIntensity = source.emissiveIntensity;

  this.bumpMap = source.bumpMap;
  this.bumpScale = source.bumpScale;

  this.normalMap = source.normalMap;
  this.normalMapType = source.normalMapType;
  this.normalScale.copy(source.normalScale);

  this.displacementMap = source.displacementMap;
  this.displacementScale = source.displacementScale;
  this.displacementBias = source.displacementBias;

  this.roughnessMap = source.roughnessMap;

  this.metalnessMap = source.metalnessMap;

  this.alphaMap = source.alphaMap;

  this.envMap = source.envMap;
  this.envMapIntensity = source.envMapIntensity;

  this.refractionRatio = source.refractionRatio;

  this.wireframe = source.wireframe;
  this.wireframeLinewidth = source.wireframeLinewidth;
  this.wireframeLinecap = source.wireframeLinecap;
  this.wireframeLinejoin = source.wireframeLinejoin;

  this.skinning = source.skinning;
  this.morphTargets = source.morphTargets;
  this.morphNormals = source.morphNormals;

  this.vertexTangents = source.vertexTangents;

  return this;

};


export {MeshStandardMaterial};
